EP1152238A3 - Instrument for combustible gas detection - Google Patents

Instrument for combustible gas detection Download PDF

Info

Publication number: EP1152238A3
Authority: EP; European Patent Office
Prior art keywords: instrument; combustible gas; gas detection; combustible; detection
Prior art date: 2000-05-04
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Granted

Application number

EP01304045A

Other languages

German (de)

French (fr)

Other versions

EP1152238B1 (en

EP1152238A2 (en

Inventor

Cody Zan Slater

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

BW Technologies Ltd Canada

Original Assignee

BW Technologies Ltd Canada

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2000-05-04

Filing date

2001-05-03

Publication date

2003-01-29

2001-05-03 Application filed by BW Technologies Ltd Canada filed Critical BW Technologies Ltd Canada

2001-11-07 Publication of EP1152238A2 publication Critical patent/EP1152238A2/en

2003-01-29 Publication of EP1152238A3 publication Critical patent/EP1152238A3/en

2006-08-30 Application granted granted Critical

2006-08-30 Publication of EP1152238B1 publication Critical patent/EP1152238B1/en

2021-05-03 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

238000001514 detection method Methods 0.000 title 1

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
- G01N27/16—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by burning or catalytic oxidation of surrounding material to be tested, e.g. of gas
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Electrochemistry (AREA)
Physics & Mathematics (AREA)
Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Analytical Chemistry (AREA)
Biochemistry (AREA)
General Health & Medical Sciences (AREA)
General Physics & Mathematics (AREA)
Immunology (AREA)
Pathology (AREA)
Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)

EP01304045A 2000-05-04 2001-05-03 Instrument for combustible gas detection Expired - Lifetime EP1152238B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB0010787		2000-05-04
GB0010787A GB2361997A (en)	2000-05-04	2000-05-04	Combustible gas detection

Publications (3)

Publication Number	Publication Date
EP1152238A2 EP1152238A2 (en)	2001-11-07
EP1152238A3 true EP1152238A3 (en)	2003-01-29
EP1152238B1 EP1152238B1 (en)	2006-08-30

Family

ID=9890969

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP01304045A Expired - Lifetime EP1152238B1 (en)	2000-05-04	2001-05-03	Instrument for combustible gas detection

Country Status (5)

Country	Link
US (1)	US6442994B1 (en)
EP (1)	EP1152238B1 (en)
CA (1)	CA2345801C (en)
DE (1)	DE60122615T2 (en)
GB (1)	GB2361997A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7111493B2 (en) *	2002-11-26	2006-09-26	Proton Energy Systems, Inc.	Combustible gas detection system
US7159444B2 (en) *	2002-11-26	2007-01-09	Proton Energy Systems, Inc.	Combustible gas detection systems and method thereof
US20060151332A1 (en) *	2003-12-05	2006-07-13	Proton Energy Systems, Inc.	Combustible gas detection system
DE102005024394B4 (en) *	2005-05-27	2015-08-27	Dräger Safety AG & Co. KGaA	Method for concentration measurement of gases
US7833482B2 (en) *	2006-12-29	2010-11-16	Honeywell International Inc.	Low power combustible gas sensor
US8024958B2 (en) *	2007-05-18	2011-09-27	Life Safety Distribution Ag	Gas sensors with thermally insulating ceramic substrates
US8146403B2 (en) *	2007-09-17	2012-04-03	Life Safety Distribution Ag	Gas sensor with smart pellistor
CA2704148A1 (en) *	2007-10-29	2009-05-07	Blue-I Water Technologies Ltd.	Device for monitoring water quality
EP2494342B1 (en) *	2009-10-30	2020-11-25	MSA Technology, LLC	Combustible gas sensors including integral support structures
CN102959389A (en) *	2010-05-17	2013-03-06	本田技研工业株式会社	Catalytic combustion type gas sensor
CN103659133B (en) *	2013-12-04	2016-03-02	安徽巨一自动化装备有限公司	A kind of fixture deflection machine switch unit
CN110782629A (en)	2019-10-31	2020-02-11	盟莆安电子(上海)有限公司	Photoelectric charging type gas detection alarm instrument
CN114170767B (en) *	2021-12-16	2023-08-29	山东省医药工业设计院有限公司	Method for selecting multi-component mixed gas concentration alarm detector

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB695740A (en) *	1951-04-11	1953-08-19	Cambridge Instr Co Ltd	Improvements in or relating to furnace or like atmosphere indicators or recorders
GB1575767A (en) *	1976-12-10	1980-09-24	Draegerwerk Ag	Apparatus for the unambiguous indication of the proportion of combustibles in a gaseous sample
GB2099154A (en) *	1981-05-22	1982-12-01	Coal Industry Patents Ltd	Methane sensing equipment
US4664886A (en) *	1983-12-13	1987-05-12	Bacharach, Inc.	Trimode gas detection instrument

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3960495A (en) *	1972-02-15	1976-06-01	Anthony Desmond Shand Tantram	Detection of combustible gases
GB2091882B (en) *	1981-01-26	1985-05-01	Nat Res Dev	Electrical catalytic gas detection systems
GB2105849B (en) *	1981-09-11	1985-05-15	Coal Ind	Electrical gas analyser for sensing at least two gases
GB8928177D0 (en) *	1989-12-13	1990-02-14	City Tech	Flammable gas detection
WO1995010770A1 (en) *	1993-10-08	1995-04-20	Csir	A catalytic gas sensor
SE512866C2 (en) *	1995-02-21	2000-05-29	Volvo Ab	Device for analyzing exhaust gases
US5767388A (en) *	1995-04-26	1998-06-16	Siemens Aktiengesellschaft	Methane sensor and method for operating a sensor
GB9721654D0 (en) *	1997-10-14	1997-12-10	Willey Robinson Ltd	Gas heating apparatus
US6009742A (en) *	1997-11-14	2000-01-04	Engelhard Corporation	Multi-channel pellistor type emission sensor

2000
- 2000-05-04 GB GB0010787A patent/GB2361997A/en not_active Withdrawn
2001
- 2001-05-03 DE DE60122615T patent/DE60122615T2/en not_active Expired - Lifetime
- 2001-05-03 US US09/848,440 patent/US6442994B1/en not_active Expired - Lifetime
- 2001-05-03 EP EP01304045A patent/EP1152238B1/en not_active Expired - Lifetime
- 2001-05-03 CA CA002345801A patent/CA2345801C/en not_active Expired - Fee Related

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB695740A (en) *	1951-04-11	1953-08-19	Cambridge Instr Co Ltd	Improvements in or relating to furnace or like atmosphere indicators or recorders
GB1575767A (en) *	1976-12-10	1980-09-24	Draegerwerk Ag	Apparatus for the unambiguous indication of the proportion of combustibles in a gaseous sample
GB2099154A (en) *	1981-05-22	1982-12-01	Coal Industry Patents Ltd	Methane sensing equipment
US4664886A (en) *	1983-12-13	1987-05-12	Bacharach, Inc.	Trimode gas detection instrument

Also Published As

Publication number	Publication date
US20020020208A1 (en)	2002-02-21
CA2345801A1 (en)	2001-11-04
DE60122615T2 (en)	2007-09-20
EP1152238B1 (en)	2006-08-30
GB0010787D0 (en)	2000-06-28
EP1152238A2 (en)	2001-11-07
DE60122615D1 (en)	2006-10-12
CA2345801C (en)	2005-06-21
GB2361997A (en)	2001-11-07
US6442994B1 (en)	2002-09-03

Legal Events

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2002-12-13	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
2003-01-29	AK	Designated contracting states	Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
2003-01-29	AX	Request for extension of the european patent	Extension state: AL LT LV MK RO SI
2003-09-17	17P	Request for examination filed	Effective date: 20030721
2003-10-15	AKX	Designation fees paid	Designated state(s): DE FR GB IT
2005-04-06	17Q	First examination report despatched	Effective date: 20050222
2006-03-21	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2006-07-22	GRAS	Grant fee paid	Free format text: ORIGINAL CODE: EPIDOSNIGR3
2006-07-28	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
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